45049798023 has 16 divisors (see below), whose sum is σ = 63613610496. Its totient is φ = 28260364160.

The previous prime is 45049798009. The next prime is 45049798039. The reversal of 45049798023 is 32089794054.

It is a cyclic number.

It is not a de Polignac number, because 45049798023 - 2⁹ = 45049797511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45049791023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145090 + ... + 333392.

It is an arithmetic number, because the mean of its divisors is an integer number (3975850656).

Almost surely, 2^45049798023 is an apocalyptic number.

45049798023 is a deficient number, since it is larger than the sum of its proper divisors (18563812473).

45049798023 is a wasteful number, since it uses less digits than its factorization.

45049798023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193014.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 45049798023 in words is "forty-five billion, forty-nine million, seven hundred ninety-eight thousand, twenty-three".